DS4-NO2-100 Electrochemical Gas Sensor
General Information:
- Manufacturer: EC Sense, Germany.
- Sensor Type: Intelligent industrial - grade gas sensor.
- Detection Principle: Printed solid - state polymer electrochemical sensing technology.
Features:
- Wide Voltage Range: It operates at 3.3V–12V DC, with 5V DC recommended.
- Wide Temperature Range: It works at - 40°C to + 55°C without temperature compensation.
- Fast Response: It can quickly capture gas concentration changes.
- Anti - Poisoning and Long - Life: It has a long - term zero - point stability and an anti - poisoning design.
- Leak - Proof: The solid - state design of the electrolyte avoids leakage risks.
- Compact Size: It has a standard industrial 4 - series size of 20×16.6mm cylindrical, which is easy to integrate.
- Low Power Consumption: It has a customizable sleep / wake function, suitable for IoT and battery - powered applications.
- Easy to Use: It has a simple UART digital output, directly outputting the gas concentration value.
- Self - Diagnosis: It has intelligent self - detection of performance and lifespan, and can output warning signals.
- Factory - Calibrated: It is professionally gas - calibrated at the factory, and the calibration information is stored in the internal chip.
- User - Definable Code: Users can define their own encryption codes to prevent incorrect insertion of other sensors.
- Convenient Maintenance: It supports hot - swapping, offline calibration, and factory reset.
Performance Parameters:
- Measurement Range: 0 - 100ppm, 0 - 1000ppm, etc.
- Resolution: 0.1ppm (for the 0 - 100ppm range), 1ppm (for the 0 - 1000ppm range).
- Accuracy: High precision, with specific values subject to product specifications.
- Response Time: T90 < 90 seconds, and some models are faster.
- Output Signal: UART 3.3V half - duplex single - bus, baud rate 9600, data bits 8, stop bits 1, no parity bit.
Electrical Parameters:
- Operating Voltage: 3.3 - 12V DC, recommended 5V DC.
- Operating Current: 0.65mA @ 5V DC.
- Peak Current: 1mA @ 5V DC.
- Sleep Mode Current: 0.35mA @ 5V DC.
- Power Consumption: ≤5mW @ 5V DC.
Physical Parameters:
- Dimensions: 20mm (diameter) × 16.6mm (height).
- Weight: 4.56g.
- Housing Material: ABS.
Environmental Parameters:
- Operating Temperature: - 40°C to + 55°C.
- Operating Humidity: 15% - 95% RH, non - condensing.
- Operating Pressure: Atmospheric pressure ±10%.
- Storage Temperature: 0°C to 20°C.
Application Fields:
- Industrial: Detection of nitrogen dioxide in chemical production, exhaust gas treatment, etc.
- Commercial: Air quality monitoring in shopping malls, hotels, etc.
- Residential: Monitoring of indoor air pollution, especially in newly renovated houses.
- Medical: Detection of nitrogen dioxide in hospital laboratories, operating rooms, etc. to ensure a safe environment.
Operating Temperature | -40 to +55 | °C |
Storage Temperature | 0 to 20 | °C |
Humidity Range | 15–95 (non-condensing) | %RH |
Pressure Range | 800–1200 (atmospheric ±10%) | hPa |
Temperature Coefficient | <0.1%/°C (zero point), <0.2%/°C (sensitivity) | - |
